Researchers bypass PayPal’s two-factor authentication system

PayPal was one of the first large online services providers to offer two-factor authentication to its users, but until recently the company's implementation had a loophole that could have allowed attackers to bypass this additional protection.

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Read more: Researchers bypass PayPal’s two-factor authentication system

Story added 25. June 2014, content source with full text you can find at link above.